<template>
  <el-row class="container">
    <el-col :span="24" class="header">
      <el-col :span="10" class="logo" :class="collapsed?'logo-collapse-width':'logo-width'">
        {{collapsed?'J':sysName}}
      </el-col>
      <el-col :span="10">
        <div class="tools" @click.prevent="collapse">
          <i class="el-icon-menu"></i>
        </div>
      </el-col>
      <el-col :span="4" class="userinfo">
        <el-dropdown trigger="hover">
          <span class="el-dropdown-link userinfo-inner"><img :src="this.sysUserAvatar" /> {{sysUserName}}</span>
          <el-dropdown-menu slot="dropdown">
            <el-dropdown-item>我的消息</el-dropdown-item>
            <el-dropdown-item>设置</el-dropdown-item>
            <el-dropdown-item divided @click.native="exit">退出登录</el-dropdown-item>
          </el-dropdown-menu> 
        </el-dropdown>
      </el-col>
    </el-col>
    <el-col :span="24" class="main">
      <aside :class="collapsed?'menu-collapsed':'menu-expanded'">
        <el-menu router :default-active="$route.path" v-show="!collapsed" class="el-menu-vertical-demo expanded" background-color="#545c64"
          text-color="#fff" active-text-color="#ffd04b" @open="handleOpen" @close="handleClose" :collapse="isCollapse">
          <template v-for="(item,index) in $router.options.routes" v-if="!item.hidden">
            <el-submenu :index="index+''" v-if="!item.leaf">
              <template slot="title"><i :class="item.iconCls"></i>{{item.name}}</template>
              <el-menu-item v-for="child in item.children" :index="child.path" :key="child.path" v-if="!child.hidden">{{child.name}}</el-menu-item>
            </el-submenu>
            <el-menu-item v-if="item.leaf&&item.children.length>0" :index="item.children[0].path"><i :class="item.iconCls"></i>{{item.children[0].name}}</el-menu-item>
          </template>
        </el-menu>
        <!--导航菜单-折叠后-->
        <ul class="el-menu el-menu-vertical-demo collapsed" v-show="collapsed" ref="menuCollapsed">
          <li v-for="(item,index) in $router.options.routes" v-if="!item.hidden" class="el-submenu item">
            <template v-if="!item.leaf">
              <div class="el-submenu__title" style="padding-left: 20px;" @mouseover="showMenu(index,true)" @mouseout="showMenu(index,false)"><i :class="item.iconCls"></i></div>
              <ul class="el-menu submenu" :class="'submenu-hook-'+index" @mouseover="showMenu(index,true)" @mouseout="showMenu(index,false)"> 
                <li v-for="child in item.children" v-if="!child.hidden" :key="child.path" class="el-menu-item" style="padding-left: 40px;" :class="$route.path==child.path?'is-active':''" @click="$router.push(child.path)">{{child.name}}</li>
              </ul>
            </template>
            <template v-else>
              <li class="el-submenu">
                <div class="el-submenu__title el-menu-item" style="padding-left: 20px;height: 56px;line-height: 56px;padding: 0 20px;" :class="$route.path==item.children[0].path?'is-active':''" @click="$router.push(item.children[0].path)"><i :class="item.iconCls"></i></div>
              </li>
            </template>
          </li>
        </ul>
      </aside>
      <section class="content-container">
        <el-col :span="24" class="content-wrapper">
          <transition name="fade" mode="out-in">
            <router-view></router-view>
          </transition>
        </el-col>
        <el-col :span="24" class="footer">
          ---footer---
        </el-col>
      </section>
    </el-col>
  </el-row>
</template>

<script>
export default {
    data() {
      return {
        isCollapse: false,
        collapsed:false,
        sysName:'Judian_sys',
        sysUserName: 'Judian',
        sysUserAvatar: 'http://wx2.sinaimg.cn/thumb150/005MhQeHgy1fox9denrc7j30j60ivwgq.jpg',
      };
    },
    created(){
      if(localStorage.getItem('username')){
        this.sysUserName = localStorage.getItem('username')
      }
    }, 
    methods: {
      handleOpen(key, keyPath) {
        console.log(key, keyPath);
      },
      handleClose(key, keyPath) {
        console.log(key, keyPath);
      },
      exit(){
        localStorage.removeItem('userlogin')
        localStorage.removeItem('username')
        this.$router.push({ path: '/login' })
        location.reload()
      },
      //折叠导航栏
			collapse:function(){
				this.collapsed=!this.collapsed;
			},
			showMenu(i,status){
				this.$refs.menuCollapsed.getElementsByClassName('submenu-hook-'+i)[0].style.display=status?'block':'none';
			}
    }
};
</script>

<!-- Add "scoped" attribute to limit CSS to this component only -->
<style lang="stylus" scoped>
  .container
    position: absolute
    top: 0px
    bottom: 0px
    width: 100%
    .header
      height: 60px;
      line-height: 60px;
      background: rgb(67, 74, 80);
      color:#fff;
      .userinfo 
        text-align: right;
        padding-right: 35px;
        float: right;
        .userinfo-inner 
          cursor: pointer;
          color:#fff;
          img 
            width: 40px;
            height: 40px;
            border-radius: 20px;
            margin: 10px 0px 10px 10px;
            float: right;
      .logo 
        //width:230px;
        height:60px;
        font-size: 22px;
        padding-left:20px;
        padding-right:20px;
        border-color: rgba(238,241,146,0.3);
        border-right-width: 1px;
        border-right-style: solid;
        img
          width: 40px;
          float: left;
          margin: 10px 10px 10px 18px;
        .txt
          color:#fff;
      .logo-width
        width:230px;
      .logo-collapse-width
        width:60px
      .tools
        padding: 0px 23px;
        width:14px;
        height: 60px;
        line-height: 60px;
        cursor: pointer;
    .main
      display: flex;
      position: absolute;
      top: 60px;
      bottom: 0px;
      overflow: hidden;
      aside
        flex: 0 0 230px;
        width: 230px;
        .el-menu
          height 100%
        .collapsed
          width:60px;
          background rgb(84, 92, 100)
          color #fff
          .item
            position: relative;
          .submenu
            position:absolute;
            top:0px;
            left:60px;
            z-index:99999;
            height:auto;
            display:none;
            background-color #ecf5ff
      .menu-collapsed
        flex:0 0 60px;
        width: 60px;
        .collapsed
          width 60px !important
      .menu-expanded
        flex:0 0 230px;
        width: 230px
        .expanded
          width 230px !important
      .content-container
        flex:1;
        overflow-y: scroll;
        position relative
        .content-wrapper 
          background-color: #fff;
          box-sizing: border-box;
          padding: 20px;
        .footer
          position absolute
          left 0
          bottom 0
          width 100%
          text-align center
          padding 5px
          color #999
    .el-submenu__title:hover
      background-color #ecf5ff

</style>


